/Engine/Plugins/Experimental/PCG/Source/PCG/Public/Elements/PCGMergeElement.h
Merges multiple data sources (currently only points supported) into a single output.
[UCLASS](Programming/UnrealArchitecture/Reference/Classes#classdeclaration)(BlueprintType, ClassGroup=(Procedural)) class UPCGMergeSettings : public [UPCGSettings](API\Plugins\PCG\UPCGSettings)
bool
bMergeMetadata
Controls whether the resulting merge data will have any metadata